OpenTechnical

OT-2026-000065871

Publication integrity record

Foam pad vacuum gripper, four zone face, per zone isolation, single stage ejector, pressure sensor per zone, pulsed blow-off before set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000065871) never changes.

Identity and time

Publication numberOT-2026-000065871 · never reused
Internal UUID01a0ae8e-80d2-75d3-8e88-b3777d341456 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:29.817056Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065871
StatusPUBLIC

Content hashes

Canonical text2568df0d553ea962cbbf1f259be6b12ec4c0c66721d5a4da7620410f40273e5e
Markdown2882bbc28d69d8a212bf163c6a9872cf714334eee1b70b5ae0cda888f0c0ca6a
PDF
Publication page5a48522d8a42c8ff4d117fccb7d8f3de2bedb37f522446fa0d3897da7f8db2f5
Manifestfbecad068ae698929a9ce3de316215c75210578514962a5a016c57b59c510a24

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
Signature/OI95NdYgKnab04KpFJaVQvFFp4eu7+PSRcWehkrSAwANnJGKEd9UjS0Z5m3JxY8TCf7qSt1yxA90+SjKsfgDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:33:35.240914ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065871
observed 5a48522d8a42c8ff4d117fccb7d8f3de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:35.222117ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065871/manifest.json
observed fbecad068ae698929a9ce3de316215c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:35.203054ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065871/publication.md
observed 2882bbc28d69d8a212bf163c6a9872cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:35.184176ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065871/publication.txt
observed 2568df0d553ea962cbbf1f259be6b12e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.